Finding the Fourth Proportional to 82,430.01, 113,759.52 and 46,135.09
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Solution
The fourth proportional to 82,430.01, 113,759.52 and 46,135.09 is: 63,669.84
Step by Step Solution
- Step 1: Write the proportion equation
82,430.01 : 113,759.52 = 46,135.09 : x - Step 2: Convert to fraction form
82,430.01/113,759.52 = 46,135.09/x - Step 3: Cross multiply
82,430.01x = 113,759.52 × 46,135.09 - Step 4: Simplify right side
82,430.01x = 5,248,305,693.56 - Step 5: Solve for x
x = 5,248,305,693.56/82,430.01 - Step 6: Final answer
x = 63,669.84
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.